The Nuremberg Code
https://en.wikipedia.org/wiki/Nuremberg_Code
The Declaration of Helsinki
https://en.wikipedia.org/wiki/Declaration_of_Helsinki
The Declaration of Geneva
https://en.wikipedia.org/wiki/Declaration_of_Geneva
The Hippocratic Oath
https://en.wikipedia.org/wiki/Hippocratic_Oath
The United Nations: Universal Declaration of Human Rights
https://www.un.org/en/about-us/universal-declaration-of-human-rights